To be in a state of agitation or disarray; to be flustered and unsettled.
他听到这个突如其来的消息后，心里七上八落，不知道该怎么办。
After hearing the sudden news, he was completely flustered and unsettled, not knowing what to do.
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To be in a state of agitation or disarray; to be flustered and unsettled.